Bath mat



FIG. 1 is a side elevational view of a bath mat, showing my new design;

FIG. 2 is an elevational view, showing the side not shown in FIG. 1;

FIG. 3 is an end elevational view;

FIG. 4 is an elevational view, showing the end not shown in FIG. 3;

FIG. 5 is a top plan view;

FIG. 6 is a bottom plan view; and,

FIG. 7 is a perspective view thereof. 

The ornamental design for a bath mat, as shown and described. 